Analysis
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max time kernel
134s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 01:42
Static task
static1
Behavioral task
behavioral1
Sample
486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe
Resource
win10v2004-20240426-en
General
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Target
486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe
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Size
2.0MB
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MD5
41ffcdb106d244f4e99cb413931a4fcd
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SHA1
f33eee4ddc0b31fce155236e1ef3711e257a2503
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SHA256
486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507
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SHA512
e2cc7afbf8f3996a65e9127a4f694cb5b78a31b08118bea4cf475b03ddae5b1eb038cf0837f6139d91923a438478e4e281ec7d6a58018fef278316542cc371b9
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SSDEEP
49152:7QzHt472DVJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHt3tIuoITsdZ
Malware Config
Extracted
stealc
Signatures
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Detect Vidar Stealer 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2188-1-0x0000000004220000-0x0000000004369000-memory.dmp family_vidar_v7 behavioral1/memory/2056-4-0x0000000000400000-0x0000000000646000-memory.dmp family_vidar_v7 behavioral1/memory/2056-8-0x0000000000400000-0x0000000000646000-memory.dmp family_vidar_v7 behavioral1/memory/2056-9-0x0000000000400000-0x0000000000646000-memory.dmp family_vidar_v7 behavioral1/memory/2056-14-0x0000000000400000-0x0000000000646000-memory.dmp family_vidar_v7 behavioral1/memory/2056-15-0x0000000000400000-0x0000000000646000-memory.dmp family_vidar_v7 behavioral1/memory/2056-32-0x0000000000400000-0x0000000000646000-memory.dmp family_vidar_v7 behavioral1/memory/2056-33-0x0000000000400000-0x0000000000646000-memory.dmp family_vidar_v7 -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
kat65DE.tmppid process 2056 kat65DE.tmp -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exedescription pid process target process PID 2188 set thread context of 2056 2188 486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe kat65DE.tmp -
Checks processor information in registry 2 TTPs 1 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
kat65DE.tmpdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString kat65DE.tmp -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
kat65DE.tmppid process 2056 kat65DE.tmp 2056 kat65DE.tmp -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exedescription pid process target process PID 2188 wrote to memory of 2056 2188 486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe kat65DE.tmp PID 2188 wrote to memory of 2056 2188 486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe kat65DE.tmp PID 2188 wrote to memory of 2056 2188 486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe kat65DE.tmp PID 2188 wrote to memory of 2056 2188 486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe kat65DE.tmp PID 2188 wrote to memory of 2056 2188 486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe kat65DE.tmp PID 2188 wrote to memory of 2056 2188 486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe kat65DE.tmp PID 2188 wrote to memory of 2056 2188 486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe kat65DE.tmp PID 2188 wrote to memory of 2056 2188 486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe kat65DE.tmp
Processes
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C:\Users\Admin\AppData\Local\Temp\486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe"C:\Users\Admin\AppData\Local\Temp\486568d6cc83219fb4e89702499f3c51059d39893a41b9cd5bf0084cb6e3a507.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\kat65DE.tmpC:\Users\Admin\AppData\Local\Temp\kat65DE.tmp2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\kat65DE.tmpFilesize
861KB
MD566064dbdb70a5eb15ebf3bf65aba254b
SHA10284fd320f99f62aca800fb1251eff4c31ec4ed7
SHA2566a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795
SHA512b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f
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memory/2056-4-0x0000000000400000-0x0000000000646000-memory.dmpFilesize
2.3MB
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memory/2056-8-0x0000000000400000-0x0000000000646000-memory.dmpFilesize
2.3MB
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memory/2056-9-0x0000000000400000-0x0000000000646000-memory.dmpFilesize
2.3MB
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memory/2056-14-0x0000000000400000-0x0000000000646000-memory.dmpFilesize
2.3MB
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memory/2056-15-0x0000000000400000-0x0000000000646000-memory.dmpFilesize
2.3MB
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memory/2056-17-0x000000001DBB0000-0x000000001DE0F000-memory.dmpFilesize
2.4MB
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memory/2056-32-0x0000000000400000-0x0000000000646000-memory.dmpFilesize
2.3MB
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memory/2056-33-0x0000000000400000-0x0000000000646000-memory.dmpFilesize
2.3MB
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memory/2188-0-0x0000000000800000-0x0000000000801000-memory.dmpFilesize
4KB
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memory/2188-1-0x0000000004220000-0x0000000004369000-memory.dmpFilesize
1.3MB
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memory/2188-10-0x0000000000400000-0x0000000000601000-memory.dmpFilesize
2.0MB